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David Vaughan

Grass Valley, CA: #8 of 24 inventorsTop 35%
California: #14,783 of 41,698 inventorsTop 40%
Overall (2011): #318,679 of 364,097Top 90%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8049092 Grand staff to keyboard association method and system — 2011-11-01

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